Theodore Roosevelt is famous for many things, but we tend to focus more on his foreign policy and his establishment of the natural parks. Not this series. We're going to take a look at how Teddy smashed up one of the biggest trusts America had ever seen: Standard Oil. But first, we have to lay out the groundwork. Who was John D Rockerfeller? What did Standard Oil do exactly that was so bad? And how did Ida Tarbell crack the story of a century?